The name Feliz experienced varying popularity over the past century, with peaks in the late 1920s and early 1930s, as well as in the late 1970s and early 1990s. The most popular years were 1924 with 11 births and 1978 with 13 births. However, since the mid-2000s, the name has seen a decline in usage, with only 5 to 8 births per year from 2000 onwards, totaling 380 births over the entire period.